The City of London Sewerage Act 1771 (11 Geo. 3. c. 29) was an act of the Parliament of Great Britain that consolidated enactments related to sewerage in the City of London.
Section 119 of the act repealed the Paving, etc., of London Act 1768 (8 Geo. 3. c. 21).
Section 122 of the act repealed 7 enactments, "as relates to the public sewers, drains, vaults or pavements of the city and liberties".
The whole act was repealed by section 45 of the City of London Sewers Act 1851 (14 & 15 Vict. c. xci), which came into force on 8 August 1851.